<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>

    <style>
        div {
            background-color: rosybrown;
            /* width: 160px;
            height: 260px; */
            /* padding-top: 20px;
            padding-left: 20px;
            padding-right: 20px;
            margin-top: 100px; */
            width: 500px;
            padding: 20px;
            margin: 100px auto; /*居中*/
        }
    </style>
</head>
<body>


    <div>
        <span>你好啊 我布局中?</span>
        佳士得就发isdajfijsdifjisajfi的是就啊发isdjidsjaifjsdfjiisjdfijfiasf的挥洒发iu户 撒的发i叫阿寺附近
    </div>
    
</body>
</html>